User's Manual

Access P oint Equipment Identication Chapter 1: Introduction

Access Point Equipment Identication

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Introduction

The Base Control Unit (B CU) consists of one shelf of cards and modules within a metal

enclosure. The B CU is powered by AC or DC voltage.

BCU Hardware Identication

Figure 1 -3 displays the contents of the Base Control Unit (B CU . Except for the Mounting Bracket

Assembly all the items shown are already installed in the B CU . The number of cards installed

in the B CU card cage depends on the conﬁguration that was ordered. Maximum number of

cards in the B CU card cage is listed below:

• 1 — Alarms Card

• 1 — Circuit Breaker Card

• 4 — Modem Cards

• 2 — Controller Cards

• 3 — P ower Supply Units

The I/O P anel is always installed and is located in the Customer Interface compartment.

Heater is installed hen B CU is ordered

1 -8 68P09277A59 -8

PRELIMINARY - UNDER DEVELOPMENT MA Y 2007